#!/bin/sh
# tests for canonicalize mode (readlink -f).

# Copyright (C) 2004, 2006-2010 Free Software Foundation, Inc.

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

if test "$VERBOSE" = yes; then
  set -x
  readlink --version
fi

. $srcdir/test-lib.sh

pwd=`pwd`
my_pwd=$("$abs_top_builddir/src/pwd")
tmp=d

mkdir $tmp || framework_failure
cd $tmp || framework_failure

mkdir subdir removed || framework_failure
touch regfile || framework_failure

ln -s regfile link1 || framework_failure
ln -s subdir link2 || framework_failure
ln -s missing link3 || framework_failure
ln -s subdir/missing link4 || framework_failure
ln -s link5 link5 || framework_failure

cd "$pwd/$tmp/removed" || framework_failure

# Skip this test if the system doesn't let you remove the working directory.
if rmdir ../removed 2>/dev/null; then
  v=`readlink -e .` && fail=1
  test -z "$v" || fail=1
fi

cd "$pwd/$tmp" || fail=1

for p in "" "$pwd/$tmp/"; do

  v=`readlink -f "${p}regfile"` || fail=1
  test "$v" = "$my_pwd/$tmp/regfile" || fail=1

  v=`readlink -f "${p}./regfile/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}regfile/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./regfile/more/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}subdir"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir" || fail=1

  v=`readlink -f "${p}./subdir/"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir" || fail=1

  v=`readlink -f "${p}subdir/more"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/more" || fail=1

  v=`readlink -f "${p}./subdir/more/"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/more" || fail=1

  v=`readlink -f "${p}missing"` || fail=1
  test "$v" = "$my_pwd/$tmp/missing" || fail=1

  v=`readlink -f "${p}./missing/"` || fail=1
  test "$v" = "$my_pwd/$tmp/missing" || fail=1

  v=`readlink -f "${p}missing/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./missing/more/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link1"` || fail=1
  test "$v" = "$my_pwd/$tmp/regfile" || fail=1

  v=`readlink -f "${p}./link1/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link1/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link1/more/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link2"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir" || fail=1

  v=`readlink -f "${p}./link2/"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir" || fail=1

  v=`readlink -f "${p}link2/more"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/more" || fail=1

  v=`readlink -f "${p}./link2/more/"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/more" || fail=1

  v=`readlink -f "${p}link2/more/more2"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link2/more/more2/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link3"` || fail=1
  test "$v" = "$my_pwd/$tmp/missing" || fail=1

  v=`readlink -f "${p}./link3/"` || fail=1
  test "$v" = "$my_pwd/$tmp/missing" || fail=1

  v=`readlink -f "${p}link3/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link3/more/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link4"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/missing" || fail=1

  v=`readlink -f "${p}./link4/"` || fail=1
  test "$v" = "$my_pwd/$tmp/subdir/missing" || fail=1

  v=`readlink -f "${p}link4/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link4/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link5"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link5/"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}link5/more"` && fail=1
  test -z "$v" || fail=1

  v=`readlink -f "${p}./link5/more"` && fail=1
  test -z "$v" || fail=1
done

Exit $fail
